Electronic Shifting: Is SRAM RED eTap Better than Shimano or Campagnolo?
A complete guide to rear derailleurs - BikeRadar
Shimano-MTB - #ThrowbackThursday - In 2003 we introduced the XTR M960 groupset, the benchmark of cross country component design. Featuring "Dual Control" that integrated shifting with hydraulic disc brakes for mountain bikes. | Facebook